get apk error Purchase Request Failed: Error retrieving information from server. DF-DFERH-01

[huaizhi-xq]

[huaizhi-xq]

Some applications can be obtained, and some applications cannot be obtained。
Apps that appear in the google play library can be accessed, apps that are not added to the library cannot be accessed. Is there any way to get it

[huaizhi-xq]

https://play-fe.googleapis.com/fdfe/purchase this api 400（This app is not found in the google play library.）。 error retrieving information from server. DF-DFERH-01。 hi，can you take a look at it? thanks.